CN118137191A - Welding-free high-frequency connector and connector assembly - Google Patents

Abstract

The invention relates to a welding-free high-frequency connector, comprising: a body mechanism, comprising: the shell body is coated on the insulating main body; a terminal assembly buried in the insulating body in a first direction, comprising: the circuit board comprises a plurality of groups of plugging ends, fixed ends and contact ends which are sequentially connected along a first direction, wherein the contact ends are connected to the end parts of the fixed ends along a third direction perpendicular to the first direction, the contact ends are arranged side by side along a second direction, and the first side of the contact ends is used for being in floating compression joint conduction with the circuit board; the elastic component comprises a first insulator and an elastic shielding shell, wherein the first insulator is coated on at least part of the second side of the contact end, and the elastic shielding shell is buried in the insulating body. By the arrangement, the length of connection between the contact end and the insulating main body is reduced, and the impedance performance of the terminal at low frequency and high frequency is further improved by matching with the first insulator.

Description

Welding-free high-frequency connector and connector assembly

Technical Field

The invention relates to the technical field of connectors, in particular to a welding-free high-frequency connector and a connector assembly.

Background

The current industry generally requires the high-frequency signal transmission capability of the connector, and as the high-frequency performance requirement of the electric connector is continuously improved, the high-frequency problem of the electric connector is more and more prominent, and the design requirements of various indexes related to the high-frequency performance of the electric connector are also more and more high, such as the size of characteristic impedance, impedance consistency, signal transmission delay, interference noise, resonance, signal loss, external interference attack, large-current transmission and the like.

The adjustment of various indexes is influenced by mutual constraint, in order to achieve the characteristic impedance required by a terminal, the cross section size of the terminal, the distance between the terminal and a shielding shell and the like are required to be adjusted, the cross section size of the terminal also influences the interference attack of the terminal to be emitted outwards and the high-current transmission performance of the terminal, under the condition that the requirements on the high-frequency performance of an electric connector are higher and higher, the selectable range of various indexes is smaller and smaller, the manufacturing cost is higher and higher, the difficulty of obtaining the electric connector with the required high-frequency performance is higher, the corresponding connector is required to be fixedly connected with PCBA after being subjected to an SMT welding process when the finished product is applied, and the connectors with different finished product height spaces are required to be matched with connectors with specific centers, so that different installation height requirements of finished products can be matched in the same series of the connectors on the market, the same series of the connectors are various, the production and manufacturing repeatability investment is very large, the production resource waste is caused, and standardization is not beneficial; the synchronous connector originally needs the fixed process of SMT welding process to bring very big processing equipment input and corresponding wasting of resources (such as solder paste, nitrogen, high temperature heat effect generation) in the SMT process to the manufacturing end process of the whole machine.

Disclosure of Invention

Therefore, the invention aims to solve the technical problems that the high-frequency performance of the connector is difficult to balance and low in cost and simultaneously meets a plurality of test standards in the prior art, so that the welding-free high-frequency connector is provided. 2. The problem that the connector with the same SMT process in the prior art cannot meet the requirements of different mounting heights of the whole machine is solved 3, and the problem that the connector in the prior art can be fixedly connected with the PCBA only through the SMT welding process is solved.

In order to solve the above technical problems, the present invention provides a welding-free high frequency connector, comprising:

a body mechanism, comprising: the shell body is coated on the insulating main body;

A terminal assembly buried in the insulating body in a first direction, comprising: the circuit board comprises a plurality of groups of plugging ends, fixed ends and contact ends which are sequentially connected along a first direction, wherein the contact ends are connected to the end parts of the fixed ends along a third direction perpendicular to the first direction, the contact ends are arranged side by side along a second direction, and the first side of the contact ends is used for being in floating compression joint conduction with the circuit board;

The elastic assembly comprises a first insulator, an elastic shielding shell and a plurality of elastic terminals, wherein the first insulator is coated on at least part of the second side of the contact end, the elastic shielding shell is embedded in the insulating body, and the elastic terminals are connected to the elastic shielding shell and the end parts of the elastic terminals can be elastically abutted against the first insulator.

In one embodiment of the present invention, the insulating body is provided with a receiving space along a second direction, the first insulator and the contact portion are received in the receiving space, the terminal assembly includes an upper row of terminals and a lower row of terminals, the upper row of terminals and the lower row of terminals include a plurality of first terminals and second terminals respectively, the first terminals and the second terminals are disposed vertically opposite to each other on the second side and are disposed alternately side by side on the first side, the upper row of terminals and the lower row of terminals are twelve and are arranged in opposite directions, the upper row of terminals and the first to fourth lower row of terminals at twelfth, eleventh and tenth positions are in a group, the first of the lower row of terminals serves as a ground terminal of the upper row of terminals at twelfth, eleventh and tenth positions and as a ground terminal of the second to fourth positions of the lower row of terminals, and the ninth upper row of terminals and the fourth lower row of terminals are positive terminals and are adjacent.

In one embodiment of the present invention, the first terminal and the second terminal are disposed opposite each other vertically at the plugging end and at least a part of the fixed end, and at least a part of the fixed end and the contact end of the first terminal and the second terminal are disposed side by side along the second direction.

In one embodiment of the invention, the first terminal and the second terminal are provided with middle sheets in the middle of the upper and lower opposite arrangement sections, the middle sheets are conductive shielding sheets, the two sides of the insulating main body along the second direction are provided with plug parts, the plug parts and the circuit board to be connected are in shape adaptation for limiting in the plane direction, and the outer shell is provided with a limiting seat and the circuit board to be connected are abutted to limit and lock in the upper and lower directions.

In one embodiment of the invention, the first and second terminals are bent at the second side of the intermediate sheet with a first bend, and the first and second terminals transition from being arranged opposite one another up and down to being arranged side by side at the second side of the intermediate sheet by the first bend.

In one embodiment of the invention, the insulation main body comprises an insulation base body and an insulation tongue plate, the plug-in end is embedded in the insulation tongue plate, the upper side and the lower side of the plug-in end are exposed out of the insulation tongue plate and are used for being connected with the male end connector, the fixed end is embedded in the insulation base body and the insulation tongue plate respectively, the upper side and the lower side of the tongue plate are partially coated with a shielding shell, and the shielding shell is connected with the middle shielding piece.

In one embodiment of the present invention, the middle piece extends to the first terminal and the second terminal respectively to form convex hulls, the grounding terminal in the first terminal and the grounding terminal in the second terminal are abutted against the convex hulls, gaps are formed between the middle piece and the first terminal and between the middle piece and the second terminal, and the insulating main body is filled in the gaps.

In one embodiment of the invention, the first bending portion extends along the first direction, the end part of the transition portion is connected with a second elastic portion, a second bending portion is connected between the transition portion and the second elastic portion, the contact end is connected with the end part of the second elastic portion, the elastic shielding shell is bent with a third bending portion parallel to the transition portion and the second bending portion, and a Mylar is arranged between the second elastic portion and the outer shell.

In one embodiment of the present invention, the elastic terminal includes: the insulation board comprises a third bending part, a fourth bending part, an extension arm and a fifth bending part, wherein the third bending part is connected with the third bending part, the extension arm is connected with the fourth bending part, the fifth bending part is connected with the extension arm, and the fifth bending part can be abutted against the first insulator.

The invention also provides a connector assembly which is connected by using the welding-free high-frequency connector.

Compared with the prior art, the technical scheme of the invention has the following advantages:

According to the welding-free high-frequency connector, the contact end is conducted with the circuit board in a floating compression joint mode, welding is not needed, the assembly process is simplified, the production efficiency is improved, meanwhile, under the connector application scene, the connector can be applicable to different equipment circuit boards with different heights or different connector interfaces without changing the interface positions of the equipment or adjusting the heights of the circuit boards, the connector applicability is improved, insulation protection is achieved, one ends of a plurality of elastic terminals are connected to the elastic shielding shell, the other ends of the elastic terminals can be elastically abutted to the first insulator, accordingly, the elastic supporting and supporting effects are achieved on the suspended first insulator and the contact end, the connection length of the contact end and the insulating main body is reduced through the arrangement of the suspended contact end, the impedance performance of the terminals under low frequency and high frequency is further improved through the cooperation of the first insulator, the resource waste is reduced, and the production environment-friendly level is improved.

Drawings

In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which

FIG. 1 is a schematic view of the structure of a connector and a circuit board to be connected according to the present invention;

FIG. 2 is an exploded view of the connector of the present invention;

FIG. 3 is a schematic view of the structure of the insulating body of the present invention;

Fig. 4 is a perspective view of the flexible shield shell of the present invention;

fig. 5 is a perspective view of a terminal assembly of the present invention;

fig. 6 is a cross-sectional view of the terminal assembly and spring assembly of the present invention;

fig. 7 is a top view of the terminal assembly of the present invention;

fig. 8 is a schematic view of an arrangement of a first terminal and a second terminal of the present invention;

FIG. 9 is a flow chart of the assembly process of the connector of the present invention;

Fig. 10 is a schematic structural view of the circuit board of the present invention.

Description of the specification reference numerals: 1. an insulating body; 2. a circuit board; 3. an outer iron shell; 4. a limit seat; 5. a plug-in part; 6. a terminal assembly; 7. a first insulator; 8. mylar; 9. a shield case; 10. a pressing plate; 11. a middle sheet; 12. an elastic shielding case; 13. an inner iron shell; 14. a tongue plate; 15. an elastic terminal; 17. an insulating base; 18. chamfering; 19. convex hulls; 20. a first terminal; 21. a second terminal; 22. a first bending part; 23. a second elastic part; 24. a contact portion; 25. a transition section; 26. a third bending part; 27. a fifth bending part; 28. a fourth bending part; 29. an extension arm; 30. a plug end; 31. copper foil; 32. and (5) rounding.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.

Examples

Referring to fig. 1 to 10, a welding-free high frequency connector of the present invention includes:

a body mechanism, comprising: an insulating main body 1, and an outer shell body which is coated on the insulating main body 1;

A terminal assembly 6 buried in the insulating body 1in a first direction, comprising: a plurality of groups of plug-in terminals 30, fixed terminals and contact terminals connected in sequence along a first direction (connector plug-in direction), the contact terminals being connected to the ends of the fixed terminals along a third direction (connector height direction) perpendicular to the first direction, the contact terminals being arranged side by side along a second direction (connector width direction), the first side of the contact terminals being for floating press-connection conduction with the circuit board 2;

The elastic component comprises a first insulator 7, an elastic shielding shell 12 and a plurality of elastic terminals 15, wherein the first insulator 7 is coated on the second side of the contact end, the elastic shielding shell 12 is embedded in the insulating main body 1, and the elastic terminals are connected to the elastic shielding shell 12 and can elastically abut against the first insulator 7 at the end parts.

According to the welding-free high-frequency connector disclosed by the invention, the terminal assembly 6 is buried in the insulating main body 1, the terminal assembly is arranged along the first direction, the plug-in end 30 is used for being connected with a male-end connector corresponding to a Type-C port, the fixed end is fixed in the insulating main body 1, the contact end is connected with one end of the fixed end far away from the plug-in end 30, the contact end is arranged side by side along the second direction perpendicular to the first direction, the first side (namely, the side close to the circuit board 2) of the contact end is used for being in floating pressure connection conduction with the circuit board 2, and the contact end is in floating pressure connection conduction with the circuit board 2.

Referring to fig. 3, the insulating body 1 is provided with a receiving space along a second direction, the first insulator 7 and the contact portion 24 are received in the receiving space, the terminal assembly 6 includes an upper row of terminals and a lower row of terminals, the upper row of terminals and the lower row of terminals include a plurality of first terminals 20 and second terminals 21 respectively, the first terminals 20 and the second terminals 21 are disposed vertically opposite to each other on a second side and are disposed alternately side by side on the first side, and further, the insulating body 1 is provided with a receiving space along the second direction (i.e., a direction perpendicular to the arrangement direction of the terminal assembly 6), and the first insulator 7 and the contact terminal are received in the receiving space. This arrangement enables the first insulator 7 and the contact terminals to be more compactly integrated in the insulating body 1, and the first insulator 7 is restrained by the insulating body 1, and the connector is also reduced in size, and the first terminals 20 and the second terminals 21 are arranged alternately side by side on the first side (i.e., the side close to the circuit board 2) of the terminal assembly 6. Specifically, the contact ends of the adjacent first terminals 20 and second terminals 21 are staggered as viewed in the second direction, that is, the contact end of one first terminal 20 is located between the contact ends of two adjacent second terminals 21, the numbers of the upper-row terminals and the lower-row terminals are twelve and the arrangement directions are opposite, the upper-row terminals at the twelfth, eleventh and tenth positions are in a group with the first to fourth lower-row terminals, the first of the lower-row terminals serves as the ground terminal of the upper-row terminals at the twelfth, eleventh and tenth positions, and serves as the ground terminal of the lower-row terminals at the second to fourth positions, and the ninth upper-row terminals and the fourth lower-row terminals are positive terminals and are adjacent.

Specifically, the plurality of first terminals 20 and the second terminals 21 are arranged and combined as shown in table 1 below:

Table 1:

Referring to fig. 8, a represents a plurality of first terminals 20 of an upper row of terminals, B represents a plurality of second terminals 21 of a lower row of terminals, the upper row of terminals and the lower row of terminals are integrally and symmetrically arranged, and the order of the plurality of first terminals 20 of the upper row of terminals and the order of the plurality of second terminals 21 of the lower row of terminals are opposite, so that the Type-C connector can realize forward and reverse plugging, the arrangement mode of the upper row of terminals and the lower row of terminals is shown in the table, in particular fig. 8, the crosstalk between the terminals can be reduced, the stability of signal transmission is improved, the test standard is met, in order to meet the industry association specifications, four terminals A9, a10, a11, a12 (B1, B2, B3, B4) are used as a group to form a differential pair, wherein A1, a12, B1, B12 are four grounding PI N, A4, A9, B4, B9 are four power sources PI N, in this embodiment, seven PI ns of a12, a11, a10, a11, a12, B1, B2, B3, B4 are set adjacent to each other in sequence, wherein B1 can be used as the grounding PI N of a12, a11, a10, B2, B3, B4, and also can be used as the grounding PI N of B2, B3, B4, and B1 is used to replace the grounding function of A9 in A9, a10, a11, a12, so that P I N of the anodes of A9 and B4 (A4 and B9) are adjacent to each other, so that lap joint is facilitated on a circuit board, and meanwhile, the risk of short circuit of A9 (anode) and B1 (cathode) in a narrow space in a connector is avoided, thereby meeting the requirement of high-current transmission of the connectors 5A, 7A, and 10A.

Specifically, the high-frequency analysis test results of the terminals are shown in table 2 below:

table 2:

As can be seen from table 2, the transmission performance of the upper row terminals and the lower row terminals in the terminal assembly 6 can pass each standard test, and can pass the test standard well at both low frequency and high frequency.

The first terminal 20 and the second terminal 21 are disposed opposite to each other at the plugging end 30 and at least part of the fixing ends, at least part of the fixing ends and the contact ends of the first terminal 20 and the second terminal 21 are disposed side by side along the second direction, in an embodiment, the fixing ends of the first terminal 20 and the second terminal 21 are integrally disposed side by side along the second direction, and the lengths of the fixing ends are equal. In other embodiments, the fixed ends may be partially disposed side by side along the second direction, and when the circuit board 2 needs to be connected through the connector, the plug ends 30 of the first terminal 20 and the second terminal 21 are inserted into the corresponding male ends, so that the plug ends 30 are electrically connected with the male ends. Meanwhile, the contact ends of the first terminal 20 and the second terminal 21 are respectively contacted with corresponding contact points on the circuit board 2, and electrical connection is established, thereby realizing electrical connection between the connector and the circuit board 2.

Referring to fig. 2 and 6, the first terminal 20 and the second terminal 21 are provided with an intermediate piece 11 in the middle of the upper and lower opposite arrangement sections, the intermediate piece 11 is a conductive shielding piece, the conductive shielding piece is arranged between the first terminal 20 and the second terminal 21 which are arranged in the upper and lower opposite arrangement, so that crosstalk between the terminals can be effectively suppressed, signal transmission quality is improved, two sides of the insulating main body 1 along the second direction are provided with plugging portions 5, the plugging portions 5 and the circuit board 2 to be connected are adapted in shape for limiting in the plane direction, the outer housing is provided with a limiting seat 4 and the circuit board 2 to be connected in an abutting manner for limiting and locking in the upper and lower direction, the conductive shielding piece can be made of conductive materials such as a metal piece or a conductive plastic piece, when the connector is connected with the circuit board 2, the plugging portions 5 and the circuit board 2 are adapted in shape, the connector can be limited in the plane direction, deviation or rotation of the connector in the plane direction can be prevented, and connection reliability is improved. When the connector is connected with the circuit board 2, the limiting seat 4 on the outer shell is abutted with the circuit board 2, and the connector can be limited and locked in the up-and-down direction, so that the connector can be prevented from shaking or falling off in the up-and-down direction, and the connection reliability is further improved.

When the circuit board 2 needs to be connected through the connector, the plug ends 30 of the first terminal 20 and the second terminal 21 are inserted into the corresponding female terminals, so that the plug ends 30 are electrically connected with the female terminals, and meanwhile, the contact ends of the first terminal 20 and the second terminal 21 are respectively contacted with the corresponding contact points on the circuit board 2, so that electrical connection is established. Then, the plug-in part 5 on the insulating main body 1 is matched with the shape of the circuit board 2, so that the limit of the plane direction is realized. Finally, the outer shell is pressed down, so that the limiting seat 4 is abutted against the circuit board 2, limiting and locking in the vertical direction are realized, and reliable connection of the connector and the circuit board 2 is completed.

With continued reference to fig. 6, the first terminal 20 and the second terminal 21 are bent at the second side of the middle piece 11 by a first bending portion 22, and the first terminal 20 and the second terminal 21 are transited to be arranged side by side from the up-down opposite arrangement at the second side of the middle piece 11 by the first bending portion 22, and the first bending portion 22 may be a bending section of the first terminal 20 and the second terminal 21, and the bending direction and the bending angle thereof enable the extending direction of the first terminal 20 and the second terminal 21 at the second side of the middle piece 11 to be changed, so as to realize the transition from up-down to side by side, thereby reducing the size of the connector by using the up-down opposite arrangement at one side of the middle piece 11, and increasing the terminal pitch by using the side by side arrangement at the other side of the middle piece 11, avoiding signal interference.

The insulating main body 1 comprises an insulating base 17 and an insulating tongue plate 14, the plug-in end 30 is embedded in the insulating tongue plate 14, the upper side and the lower side of the plug-in end 30 are exposed out of the insulating tongue plate 14 and are used for being connected with a male end connector, the fixed ends are embedded in the insulating base 17 and the insulating tongue plate 14 respectively, the upper side and the lower side of the tongue plate 14 are respectively covered with a shielding shell 9, the shielding shell 9 is connected with an intermediate shielding sheet, and the insulating tongue plate 14 is in a tongue-shaped structure extending from the insulating base 17 and is used for accommodating and fixing the plug-in ends 30 of the first terminal 20 and the second terminal 21. The plug end 30 is buried in the insulating tongue plate 14, so that the upper and lower sides of the plug end 30 are exposed on the surface of the insulating tongue plate 14, which can facilitate the electrical connection between the plug end 30 and the male connector. Meanwhile, the insulating tongue plate 14 plays a certain supporting protection and insulation role on the plug-in end 30 to prevent short circuit or interference between the plug-in ends 30, wherein the fixed end section in the insulating base 17 mainly plays a role in fixing and supporting, and the fixed end section in the insulating tongue plate 14 mainly plays a role in transition and extraction, so that the terminal can be transited from the insulating base 17 to the insulating tongue plate 14 and finally extracted to be connected with a male end connector, in addition, the upper side part and the lower side part of the insulating tongue plate 14 are coated with the shielding shell 9, and the shielding shell 9 is connected with the middle shielding piece. The shielding shell 9 may be a metal shell or a conductive plastic shell, and is preferably stainless steel in this embodiment, and is used for shielding the terminals on the insulating tongue plate 14, reducing the influence of external interference on signals, and the shielding shell 9 is connected with the middle shielding sheet to form a complete shielding system, so as to perform an omnibearing shielding protection function on the terminals, and the tongue plate 14 is used for limiting and locking the upper row of terminals and the lower row of terminals through two groups of pressing plates 10 respectively.

Referring to fig. 5, the middle piece 11 extends toward the first terminal 20 and the second terminal 21, a convex hull 19 is formed on each of the middle piece 11, the first terminal 20 and the second terminal 21, and the ground terminal of the first terminal 20 and the second terminal 21 is abutted against the convex hull 19, the middle piece 11, the first terminal 20 and the second terminal 21 each have a gap, the insulating body 1 is filled in the gap, and the middle piece 11 serves as a conductive shielding piece, and not only plays a role of isolating the first terminal 20 and the second terminal 21, but also can be abutted against the ground terminal through the extended convex hull 19, thereby realizing shielding and grounding. The convex hull 19 may be a convex portion on the middle piece 11, and its shape and size are adapted to the grounding terminal so as to achieve good contact and grounding effects, and gaps are formed between the middle piece 11, the first terminal 20 and the second terminal 21, where the gaps may be specially set to avoid short circuit or interference between the middle piece 11 and the terminals, and may also be used for manufacturing process or assembly, where the insulating body 1 is filled in the gaps to perform insulating and fixing effects, and the insulating body 1 may be made of insulating materials such as plastic, ceramic, etc., and by filling the gaps, structural stability and insulating reliability of the connector may be improved.

The first bending portion 22 extends along a first direction and has a transition portion 25, an end portion of the transition portion 25 is connected with a second elastic portion 23, a second bending portion is connected between the transition portion 25 and the second elastic portion 23, the contact end is connected with an end portion of the second elastic portion 23, the elastic shielding shell 12 is bent with a third bending portion 26 parallel to the transition portion 25 and the second bending portion, a Mylar 8 is arranged between the second elastic portion 23 and the outer shell, and the first bending portion 22 extends out of the transition portion 25 along the first direction after the transition of the first terminal 20 and the second terminal 21 from up-down opposite arrangement to side-by-side arrangement is achieved. The transition portion 25 serves to lengthen the terminal length and to increase the terminal elasticity. The end of the transition portion 25 is connected with a second elastic portion 23, where the second elastic portion 23 may be an elastic arm or a spring of the terminal, for providing an elastic contact force between the terminal and the circuit board 2, ensuring reliability of contact, and the second bent portion is another bent portion of the terminal, and functions to adjust the height and position of the terminal so that the second elastic portion 23 can be accurately contacted with the circuit board 2.

Referring to fig. 4 to 7, the elastic terminal 15 includes: a fourth bending part 28 connected to the third bending part 26, an extension arm 29 connected to the fourth bending part 28, and a fifth bending part 27 connected to the extension arm 29, wherein the fifth bending part 27 can be abutted against the first insulator 7, the extension arm 29 is connected to the fourth bending part 28, and functions to extend the length of the elastic terminal 15 for the extension arm 29, and provide an elastic deformation space, the extension arm 29 can be linear or curved, depending on the internal space and elasticity requirement of the connector, the fifth bending part 27 is connected to the tail end of the extension arm 29, is a termination bending part of the elastic terminal 15, the fifth bending part 27 functions to enable the tail end of the elastic terminal 15 to be abutted against the first insulator 7, the elastic terminal 15 can be prevented from shifting or falling off in the use process by providing stable support and positioning, the elastic terminal 27 is abutted against the first insulator 7, the reliability of elastic contact is ensured, the first insulator 7 is implanted at the end part of the fifth bent part 27, chamfers 18 are arranged on the first insulator 7 and the fifth bent part 27, the first insulator 7 and the fifth bent part 27 are convenient to plug in, in order to meet the requirement of crimping stability, an interference space of 0.3-0.5mm is usually reserved between a circuit board and the first insulator, and the connector is matched with the connector from bottom to top during crimping, so that chamfers are formed on the first insulator, the first insulator can be elastically abutted against the circuit board through the chamfers.

Referring to fig. 10, the PI N width on the circuit board 2 is 0.75mm, the pin pitch is 0.6mm, and the PI N number and pitch of the connector are adapted, the side surface of the circuit board 2 is covered with copper foils 31 adapted to each terminal of the connector, and the upper and lower ends of the copper foils 31 on the side surface of the circuit board are provided with fillets 32 for facilitating the plugging of the circuit board, the upper and lower ends of the copper foils 31 on the side surface of the circuit board 2 extend to the rear of the circuit board 2, so that the copper foils are coated on the side surface of the circuit board 2, and the connector and the circuit board 2 are enabled to realize stable floating press-connection and conduction.

Referring to fig. 1 and 2, the intermediate sheet 11, the elastic shield case 12, the shield case 9, the inner iron case 13 and the outer iron case 3 are conducted and grounded through the pins and the circuit board 2.

Referring to fig. 9, the present embodiment also provides an assembling method of a welding-free high frequency connector, including the steps of:

step S1, assembling a terminal assembly 6 and a shielding assembly inside an outer shell;

S2, assembling and embedding the elastic component and the shielding terminal component 6 into injection molding, so that the elastic component can support the terminal component 6 to obtain an S2 component;

Step S3: and assembling the inner iron shell 13 and the S2 assembly by secondary injection molding, and assembling the outer iron shell 3 and the inner iron shell 13.

The method of assembling the connector further includes that the shielding assembly in step S1 includes the intermediate piece 11 and the shielding shell 9.

The assembling method of the connector further includes the step of attaching a mailer between the outer iron shell 3 and the S2 component in step S3, and the specific assembling step is shown in the assembling process flowchart 9.

Wherein, terminal assembly 6, middle piece 11, elasticity shielding shell 12, shielding shell 9, interior iron shell 13 and outer iron shell 3 are formed by stamping processing to the assembly process does not include the welding, and above-mentioned each subassembly is assembled through the crimping, has cancelled SMT welding, further improves environmental protection effect, prevents virtual welding and the interior Wen Tuohan of equipment.

The present embodiment also provides a connector assembly comprising a solderless high frequency connector according to any one of claims 1 to 9.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.

Claims (10)

1. A weld-free high frequency connector, comprising:

a body mechanism, comprising: the shell body is coated on the insulating main body;

A terminal assembly buried in the insulating body in a first direction, comprising: the circuit board comprises a plurality of groups of plugging ends, fixed ends and contact ends which are sequentially connected along a first direction, wherein the contact ends are connected to the end parts of the fixed ends along a third direction perpendicular to the first direction, the contact ends are arranged side by side along a second direction, and the first side of the contact ends is used for being in floating compression joint conduction with the circuit board;

The elastic assembly comprises a first insulator, an elastic shielding shell and a plurality of elastic terminals, wherein the first insulator is coated on at least part of the second side of the contact end, the elastic shielding shell is embedded in the insulating body, and the elastic terminals are connected to the elastic shielding shell and the end parts of the elastic terminals can be elastically abutted against the first insulator.

2. A solderless high frequency connector according to claim 1, wherein: the insulation main body is provided with an accommodating space along a second direction, the first insulator and the contact part are accommodated in the accommodating space, the terminal assembly comprises an upper row of terminals and a lower row of terminals, the upper row of terminals and the lower row of terminals respectively comprise a plurality of first terminals and second terminals, the first terminals and the second terminals are arranged vertically opposite to each other on a second side and are arranged side by side in a staggered manner on the first side, the number of the upper row of terminals and the lower row of terminals is twelve, the arrangement directions are opposite, the upper row of terminals and the first to fourth lower row of terminals at twelfth, eleventh and tenth positions are in a group, the first lower row of terminals are used as the grounding terminals of the upper row of terminals at twelfth, eleventh and tenth positions and are used as the grounding terminals of the lower row of terminals at second to fourth positions, and the ninth upper row of terminals and the fourth lower row of terminals are positive terminals and are adjacent.

3. A solderless high frequency connector according to claim 2, wherein: the first terminal and the second terminal are arranged up and down oppositely at the plug-in end and at least part of the fixed end, and at least part of the fixed end and the contact end of the first terminal and the second terminal are arranged side by side along the second direction.

4. A solderless high frequency connector according to claim 2, wherein: the middle of the upper and lower relative setting section of first terminal and second terminal is provided with the intermediate lamella, the intermediate lamella is conductive shield piece, insulating main part is provided with grafting portion along the both sides of second direction, grafting portion and waiting to connect circuit board shape adaptation and be used for the plane direction spacing, the shell body is provided with spacing seat and waits to connect the circuit board butt in order to upper and lower direction spacing and locking.

5. A solderless high frequency connector according to claim 3, wherein: the first terminal and the second terminal are bent at the second side of the middle sheet and are provided with first bending parts, and the first terminal and the second terminal are transited to be arranged side by side from up-down opposite arrangement at the second side of the middle sheet through the first bending parts.

6. A solderless high frequency connector according to claim 3, wherein: the insulation main body comprises an insulation base body and an insulation tongue plate, the inserting end is embedded in the insulation tongue plate, the upper side and the lower side of the inserting end are exposed out of the insulation tongue plate and are used for being connected with the male end connector, the fixing end is embedded in the insulation base body and the insulation tongue plate respectively, the upper side and the lower side of the tongue plate are partially coated with a shielding shell, and the shielding shell is connected with the middle shielding piece.

7. The welding-free high frequency connector of claim 4, wherein: the middle piece extends to first terminal and second terminal respectively and has the convex closure, the earthing terminal in first terminal and the second terminal butt in the convex closure, middle piece and first terminal and second terminal all have the clearance, insulating main part fill in the clearance.

8. The welding-free high frequency connector of claim 5, wherein: the first bending part extends along a first direction and is provided with a transition part, the end part of the transition part is connected with a second elastic part, the transition part and the second elastic part are connected with a second bending part, the end part of the contact end and the end part of the second elastic part are connected, the elastic shielding shell is bent with a third bending part parallel to the transition part and the second bending part, and a Mylar piece is arranged between the second elastic part and the outer shell.

9. The weld-free high frequency connector of claim 8, wherein: the elastic terminal includes: the insulation board comprises a third bending part, a fourth bending part, an extension arm and a fifth bending part, wherein the third bending part is connected with the third bending part, the extension arm is connected with the fourth bending part, the fifth bending part is connected with the extension arm, and the fifth bending part can be abutted against the first insulator.

10. A connector assembly comprising a solderless high frequency connector according to any one of claims 1 to 9.